Blogpost archive

This is a list of all my blogposts. They range from highly technical to entry level, from Linux to PHP and server management.

2011-11

2011-11-17 VMWare ESXi 4.1 Update 2: warning: syslog not configured
2011-11-13 Changing the time and timezone settings on CentOS or RHEL

2011-10

2011-10-17 Akismet letting you down? Try a simple math question.

2011-09

2011-09-10 Zabbix: Can’t recreate shared memory for collector. [too many attempts]
2011-09-10 Zabbix: zabbix_agentd: Can’t recreate Zabbix semaphores for IPC key 0x123456 Semaphore ID 123456. Operation not permitted.

2011-08

2011-08-28 This is what Open Source is about: Mobile Zabbix used on Hospital Ship
2011-08-28 Post-it wars at the office: Mario & Princess Peach
2011-08-21 4 days without an iPhone
2011-08-20 Plesk: Unable to validate password policy: (1753) There are no more endpoints available from the endpoint mapper.
2011-08-19 Pukkelpop: overzicht van de chaos
2011-08-08 Find in Bash scripting: paths must precede expression
2011-08-02 Postfix in Plesk: Out: 451 4.3.0 Error: queue file write error

2011-07

2011-07-31 Latest tool: QuickDiff – visually showing the differences between text
2011-07-28 MySQL: table is read-only
2011-07-25 Windows Virtuozzo: unable to copy registry key on container start
2011-07-19 Installing the PECL/PEAR mailparse module for PHP on CentOS
2011-07-03 Finished a draft Varnish 3.0 VCL for Fork CMS
2011-07-02 Checking for MySQL optimizations via scripts

2011-06

2011-06-29 Posting my Varnish 3.0 configs to Github
2011-06-29 Useful Varnish 3.0 Commands: one-liners with varnishtop and varnishlog
2011-06-29 Add an existing user to an existing group in Linux
2011-06-19 VMware ESX(i) & Windows Server 2008: Updated driver for sluggish console access

2011-05

2011-05-26 Plesk Password retrieval via the command line (Linux / Windows)
2011-05-23 Fixing Listen IPs In IIS (The network location cannot be reached)
2011-05-19 The Kindle (e-Reader): your best travel companion

2011-04

2011-04-28 Getting verbose debug info on nss_ldap in CentOS (LDAP)
2011-04-21 Amazon EC² downtime: a collection of horror stories
2011-04-21 Guide: running NginX 1.0 with PHP-FPM 5.3 on CentOS 5.x
2011-04-18 Using Perl regex for faster grep
2011-04-03 WikiLeaks Mirror Hosting Page now offline
2011-04-02 Linux: preserving color output on match when piping grep to more/less

2011-03

2011-03-30 How is facebook tracking our (outgoing) URLs?
2011-03-29 Rebuilding your RPM package database: fixing RPM/yum problems
2011-03-25 My “Real Security in a Virtual Environment” Presentation
2011-03-24 Recovering from a DRBD split-brain scenario in heartbeat
2011-03-17 The “SHOW PROCESSLIST;” equivalent in Microsoft SQL-Server
2011-03-14 VMWare Converter: vmodl.MethodFault (CloneVolume Error)
2011-03-13 Firefox extension: the 'Shortlink Revealer' (bit.ly exposer – Proof of Concept)
2011-03-11 Getting started with Git: linkpost
2011-03-04 CentOS, Git & http-push unavailable (git not compiled with USE_CURL_MULTI)
2011-03-03 Profiling: Learning from Engadget's infrastructure on traffic spike handling (ie: iPad2 launch)

2011-02

2011-02-28 CentOS, Apache & mod_fcgid: IPCCommTimeout not working as expected
2011-02-25 There’s more to the php.net site than meets the eye
2011-02-19 Building your own kernel based on CentOS, 'switchroot: mount failed. Kernel Panic.'
2011-02-14 Resizing a DRBD Resource Built On A LVM
2011-02-12 Compiling PHP on a 64bit CentOS installation
2011-02-07 Silly Yum Tricks: whatprovides, groups & repolist
2011-02-03 CentOS, Heartbeat, DRBD & NFS: umount failed, device is busy

2011-01

2010-12

2010-12-31 2010 in numbers: statistics, statistics & statistics
2010-12-19 MySQL – myisamchk: error: myisam_sort_buffer_size is too small
2010-12-14 Compile: /usr/bin/ld: cannot find -lltdl, collect2: ld returned 1 exit status
2010-12-06 WikiLeaks’ mirrors: where are they hosted?
2010-12-01 Tracking root cause of Apache spawned processes: shell scripts / daemons
2010-12-01 MySQL: “Table ‘mysql.plugin’ doesn’t exist” after MySQL Upgrade

2010-11

2010-11-26 Df command in Linux not updating actual diskspace, wrong data
2010-11-23 Introducing the ‘Decoder, Encoder & Obfuscator’
2010-11-17 vCenter Converter: Shrink Disk Size of EXT4 System Not Supported
2010-11-15 Plesk 10 Update: Update/Autoinstaller Port Change & Plesk Panel Port Redirection on Virtuozzo
2010-11-11 Introducing the Extended Mail Header Parser
2010-11-04 A custom init.d start-up script for HAProxy: start, stop, restart, reload, checkconfig

2010-10

2010-10-29 Enabling json_encode And json_decode in PHP < 5.2.0 (JSON)
2010-10-22 Advanced Monitoring Of HAProxy With Zabbix Agent
2010-10-13 Let Plesk Create Zend Directories Whenever A Physical Hosting (domain) Is Added

2010-09

2010-09-30 Maximizing PHP's Mail Throughput: To Fork Or Not To Fork?
2010-09-19 MoZBX: The Mobile Zabbix Client
2010-09-12 My BarCamp Antwerp Presentation: “High Availability in IT = AAARGH”
2010-09-07 Compile HAProxy With TPROXY Support
2010-09-01 Compile a (CentOS) Kernel And IPTables With TPROXY Support

2010-08

2010-08-27 Increase A VMware Disk Size (VMDK) Formatted As Linux LVM without rebooting
2010-08-26 Compiling, Running and Cursing on Chromium OS – Getting It To Work
2010-08-26 Exclude Local Networks Via Juniper NetScreen-Remote VPN
2010-08-23 WordPress v3.1, v3.2: Don’t Replace (Double & Single) Dashes & (Double & Single) Quotes!
2010-08-19 Chromium OS: error: RPC failed; result=22, HTTP code = 502
2010-08-16 VMware: internal error – vmodl.fault.HostCommunication
2010-08-14 Facebook’s Techtalks Worth Watching
2010-08-07 MySQL Upgrade To 5.1: Database Name Prefix #mysql50#

2010-07

2010-07-31 Deploying Undersea Cables: Laying The Internet’s Backbone
2010-07-30 System Administrator Appreciation Day 2010 @ Nucleus
2010-07-22 phpsh: Running An Interactive PHP Shell (Python)
2010-07-12 Implementing & Maintaining DNSSEC On Bind9 Nameservers
2010-07-06 How, What and Why – On Scalability, Availability & Manageability (Facebook)

2010-05

2010-05-30 Selling A Classic Mini British Open (Special Edition)

2010-04

2010-04-14 TCP Traffic Redirection on Windows
2010-04-09 How IPv6 Headers Are Formed, Compared To IPv4
2010-04-06 IPv6 And Security: What You Probably Don’t Know
2010-04-02 Stateless Autoconfiguration To Replace DHCP For Some Systems

2010-03

2010-03-29 Don't Upgrade OpenSSL If You're Using Plesk (= Broken Controlpanel)
2010-03-27 Neighbor Discovery (ND) To Replace ARP In IPv6
2010-03-24 IPv6 Address Space & Reservations
2010-03-21 Address Types: Unicast, Multicast & Anycast
2010-03-18 Address Notations In IPv6
2010-03-16 Recycling older IPv6-related posts

2010-02

2010-02-23 “Show Full Processlist;” Equivalent Of MySQL For PostgreSQL
2010-02-17 Top 25 Most Dangerous Programming Errors

2010-01

2010-01-13 BackTrack 4 Final Release

2009-12

2009-12-27 NetBIOS exploiting

2009-09

2009-09-19 MetaData: I’ll Bet You Thought That Was Private?

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